/*
 * Copyright (C) 2007-2013 Geometer Plus <contact@geometerplus.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 * 02110-1301, USA.
 */

package org.geometerplus.zlibrary.core.encodings;

import java.nio.charset.Charset;

public final class JavaEncodingCollection extends FilteredEncodingCollection {
	private volatile static JavaEncodingCollection ourInstance;

	public static JavaEncodingCollection Instance() {
		if (ourInstance == null) {
			ourInstance = new JavaEncodingCollection();
		}
		return ourInstance;
	}

	private JavaEncodingCollection() {
		super();
	}

	@Override
	public boolean isEncodingSupported(String name) {
		try {
			return Charset.forName(name) != null;
		} catch (Exception e) {
			return false;
		}
	}
}
